Revealing: When Rocket and Larry face off in the shootout, there is a shot of Rocket's back, and when they fire at each other you see the blood packs being set off. Rocket does not react to being shot until a few seconds later.
Continuity: When Larry and Rocket are about to go one-on-one in a shoot-out, the car behind Larry is empty. When the shooting starts, the car is full of people.